The anatomical record . Fi(j. 13 A transverso soction tlir«uf;li llic clioana of thr hoad of a froj;. Itshnnx the ilistrilmtion of tlio olfactory murosa anil the relation of the vomero-nasal and olfactory nerv-es. X suixrior or principal, a middle and an mferior nasal chamber, alateral recess, the \omero-nasul organ, and two well defined nar-row connecting channels, the infunilibulum and the isthmus. The principal cluimber occupies a dorso-medial jiositionand comi)rises al)out time fourths of the fossa (figs. 15 and 10).By referring to figure it, it will be seen that a transverse s
The anatomical record . Fi(j. 13 A transverso soction tlir«uf;li llic clioana of thr hoad of a froj;. Itshnnx the ilistrilmtion of tlio olfactory murosa anil the relation of the vomero-nasal and olfactory nerv-es. X suixrior or principal, a middle and an mferior nasal chamber, alateral recess, the \omero-nasul organ, and two well defined nar-row connecting channels, the infunilibulum and the isthmus. The principal cluimber occupies a dorso-medial jiositionand comi)rises al)out time fourths of the fossa (figs. 15 and 10).By referring to figure it, it will be seen that a transverse section. FiK. 14 \ transverse section of the head of a frog passing through the poste-rior part of the !<up<rior nasal cavity. It shows the distribution of the olfactorymucosa and the relation of the vomero-nasal and olfactory nerves. X of the cophalic portion of the superior cliambor has a circularoutline and coninumicates with the exterior by means of thenaris. .\f the lower part of the lateral wall can be seen the V which is theixHijiniiig of th« iiifuiidihuUini. In this rcj^ion the principalnasal cavity is covered for abtmt tliree-fourths of its circumfer-ence l>y olfactory neuro-ei)itheliuni. pa*.IB HjmwMo-fimtmi.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectanatomy, bookyear1906
